Sony SRR1 Operation Manual page 56

Audio
Problem
• No sound.
• "AUDIO PLL
UNLOCK" is
displayed.
• Noise is present.
• "PB FREQ
MISMATCH" is
displayed.
"NO AUX SDI INPUT"
is displayed.
No analog audio input.
Want to output a test
signal.
Test signal is not output. Test signals are turned off when the
Other
Problem
Power does not come on. Insufficient power supply capacity. Use AC-DN10, or connect to a power source
Power goes off.
Battery is drained
quickly.
Cannot record.
56 Troubleshooting
Cause
Level meter indication is flashing,
and input is disabled.
Mode was switched.
Non Audio setting.
Volume is turned down.
Playback at wrong frequency.
No HD SDI signal is being supplied
on the AUX IN connector.
Electret condenser microphone is
not powered.
This can be done with a menu
setting.
unit is powered off and on.
Cause
The current limiter of the power
source was activated.
Battery condition has deteriorated.
The battery type and voltage
settings do not match.
Earphone volume setting and/or
display brightness setting are higher
than necessary.
Unneeded equipment is connected. Disconnect the unneeded equipment.
SRMemory card is write-protected. Return the write protect switch to the original
Countermeasures
Set up input device correctly to supply an SDI
or AUX audio signal.
To prevent noise and damage to audio monitor
equipment, audio is muted off when switching
modes.
No audio is output when Non Audio mode is
selected. A white box in the meter display
indicates "Non Audio."
When there is no sound from the headphones,
even though the meters are moving, check
whether the volume is set to an appropriate
level.
Noise occurs when the playback frequency is
different from the recorded frequency, because
of the difference in the number of audio
samples. Switch the playback format to match
the recorded frequency.
Input the correct HD SDI signal.
Change the setting to +48 V ON (except for
internal battery powered microphone).
Set SYSTEM > TEST SG > AUDIO to 1kHz.
Select the test signal again.
Countermeasures
rated for at least 150 W, using a short, heavy-
gauge cable.
Adjust the limiter, taking into take account the
inrush current when powering on and when
switching modes.
Replace the battery with a fresh one.
Under SYSTEM > BATTERY, select the
correct settings for battery type, NEAR END,
and END voltage.
Reduce the settings.
It is also possible to disable the output of
signals that are not required.
For details, see POWER (page 47) in the
SYSTEM Setup menu explanation.
position.